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Finding the Fourth Proportional to 359,532.24, 539,298.48 and 122,877.12

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Solution

The fourth proportional to 359,532.24, 539,298.48 and 122,877.12 is: 184,315.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,532.24 : 539,298.48 = 122,877.12 : x
  2. Step 2: Convert to fraction form
    359,532.24/539,298.48 = 122,877.12/x
  3. Step 3: Cross multiply
    359,532.24x = 539,298.48 × 122,877.12
  4. Step 4: Simplify right side
    359,532.24x = 66,267,444,042.78
  5. Step 5: Solve for x
    x = 66,267,444,042.78/359,532.24
  6. Step 6: Final answer
    x = 184,315.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.